Morbidity and mortality of elderly patients with pancreaticobiliary disease according to age and comprehensive geriatric assessment: A prospective observational study Mauricio Parrales-Mora; Manel Cremades; David Parés; Rebeca D. García; Fernando Pardo Aranda; Alba Zárate Pinedo; Jordi Navinés López; Francisco Espin Alvarez; Joan-Francesc Julian-Ibanez; Esteban Cugat Andorra;

Histological features and inflammatory cytokine profiles in anal fistula: A prospective cohort study Edward Sanchez-Haro; Laura Hernández Leon; José Troya; Sandra Vela; Ingrid Tapiolas; Eva Martínez-Cáceres; Pedro-Luis Fernandez; David Parés;

Nationwide trends in colectomy rates for ulcerative colitis in Brazil: An analysis of the unified public healthcare system Mariane Christina Savio; Julia Ceconello Coelho; Emilia Oliveira; Daniela Oliveira Magro; Douglas Andreas Valverde; Abel Botelho Quaresma; Rafaela de Araujo Molteni; Maria Paz Gimenez Villamil; Paulo Gustavo Kotze;